KSZ8842-PMQLI Micrel Inc, KSZ8842-PMQLI Datasheet - Page 73
![2-Port Ethernet Switch/Repeater + 32-bit/33MHz PCI Bus Interface, Ind Temp ( )](/photos/6/81/68152/576-128-pqfp_sml.jpg)
KSZ8842-PMQLI
Manufacturer Part Number
KSZ8842-PMQLI
Description
2-Port Ethernet Switch/Repeater + 32-bit/33MHz PCI Bus Interface, Ind Temp ( )
Manufacturer
Micrel Inc
Specifications of KSZ8842-PMQLI
Controller Type
Ethernet Switch Controller
Interface
PCI
Voltage - Supply
3.1 V ~ 3.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
128-MQFP, 128-PQFP
Number Of Primary Switch Ports
2
Internal Memory Buffer Size
32
Operating Supply Voltage (typ)
3.3V
Fiber Support
Yes
Integrated Led Drivers
Yes
Phy/transceiver Interface
MII
Power Supply Type
Analog/Digital
Package Type
PQFP
Data Rate (typ)
10/100Mbps
Vlan Support
Yes
Operating Temperature (max)
85C
Operating Temperature (min)
-40C
Pin Count
128
Mounting
Surface Mount
Jtag Support
No
Operating Supply Voltage (max)
3.5V
Operating Supply Voltage (min)
3.1V
Operating Temperature Classification
Industrial
Data Rate
100Mbps
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
For Use With
576-1636 - BOARD EVALUATION KSZ8842-PMQL
Current - Supply
-
Lead Free Status / RoHS Status
Compliant, Lead free / RoHS Compliant
Other names
576-2121
KSZ8842-PMQLI
KSZ8842-PMQLI
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
KSZ8842-PMQLI
Manufacturer:
TI
Quantity:
3 100
Micrel, Inc.
PHY2 LinkMD Control/Status (Offset 0x04F4): P2VCT
This register contains the LinkMD control and status of PHY 2:
PHY2 Special Control/Status Register (Offset 0x04F6): P2PHYCTRL
This register contains the control and status information of PHY2:
Reserved (Offset 0x04F8 - 0x04FA)
October 2007
11 – 9
15 – 6
15 – 0
14:13
8 – 0
Bit
Bit
Bit
15
12
5
4
3
2
1
0
0 (Self_Clear)
Default
Default
Default
0x0000
0
–
0
0
0
0
0
0
1
0
0
R/W
R/W
R/W
RW
RW
RW
RW
RW
RO
RO
RO
RO
RO
RO
RO
RO
Description
Vct_enable
1 = the cable diagnostic test is enabled. It’ll be self-
cleared after VCT test is done
0 = it indicates the cable diagnostic test is
completed and the status information is valid for
read
Vct_result
[00] = normal condition
[01] = open condition has been detected in cable
[10] = short condition has been detected in cable
[11] = cable diagnostic test is failed
Vct 10M short
1 = Less than 10 meter short
Reserved
Vct_fault_count
Distance to the fault. The distance is approximately
0.4m X vct_fault_count
Description
Reserved
Polarity reverse (polrvs)
1 = polarity is reversed
0 = polarity is not reversed
MDIX Status (mdix_st)
1 = MDI
0 = MDIX
Force Link (force_lnk)
1 = force link pass
0 = normal operation
Power Saving (pwrsave)
1 = Disable
0 = Enable power saving
Remote loop back (near end loop back )
1 = Loop back at PMD/PMA of port 2’s PHY
0 = normal operation.
Reserved
Description
Reserved
73
Is the same as:
P2SCSLMD, bit 12
P2SCSLMD, bits
14-13
P2SCSLMD, bit 15
P2SCSLMD, bits 8-
0
Is the same as:
P2SR, bit 13
P2SR, bit 7
P2SCSLMD, bit 11
P2SCSLMD, bit 10
P2SCSLMD, bit 9
KSZ8842-PMQL/PMBL
M9999-100207-1.5